CN107294619A - A kind of HFDR test systems and its method of testing - Google Patents
A kind of HFDR test systems and its method of testing Download PDFInfo
- Publication number
- CN107294619A CN107294619A CN201710412480.6A CN201710412480A CN107294619A CN 107294619 A CN107294619 A CN 107294619A CN 201710412480 A CN201710412480 A CN 201710412480A CN 107294619 A CN107294619 A CN 107294619A
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- test
- transceivers
- hfdr
- antenna coupler
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The present invention discloses a kind of HFDR test systems and its method of testing, including HFDR systems test beds, JC AIR test systems, radio-frequency communication comprehensive tester, attenuator, artificial antenna load, computer, HF transceivers, antenna coupler and power supply.The present invention solves high and outsourcing difficulty the shortcoming of legacy system test corollary equipment price, and with low cost, and simple in construction, practicality is high.
Description
Technical field
The invention belongs to avionic device maintainability test field, and in particular to a kind of HFDR test systems and its test side
Method.
Background technology
HF transceivers, antenna coupler Measuring error used in external at present, are all by the relevant of external manufacturer production
HFDR system testing corollary equipments, though these equipment can preferably meet the different testing requirements of people, the equipment price pole
Its is high, is not easy to people's purchase and uses.
The content of the invention
The technical problems to be solved by the invention are that there is provided a kind of HFDR tests system for above-mentioned the deficiencies in the prior art
System and its method of testing, solve high and outsourcing difficulty the shortcoming of legacy system test corollary equipment price, and cost is low
Honest and clean, simple in construction, practicality is high.
The technical solution adopted in the present invention is：A kind of HFDR test systems and its method of testing, including the examination of HFDR systems
Test platform, JC AIR test systems, radio-frequency communication comprehensive tester, attenuator, artificial antenna load, computer, HF transceivers, day
Line coupler and power supply, 429 jacks and JC AIR test systems that the HFDR systems test beds pass through front panel
ARINC429 buses are connected, and the HFDR systems test beds pass through the Q9 sockets of front panel and the sound of radio-frequency communication comprehensive tester
Frequency port is connected, and the HFDR systems test beds are connected by the instrument connection of front panel with the RS232 buses of computer, described
HFDR systems test beds are connected with HF transceivers, antenna coupler and power supply respectively by the circular joint of rear board, the HF
Transceiver is connected by rear board radio frequency interface with the radio frequency interface of antenna coupler front panel, and the antenna coupler is in transmitting
Connected in test by rear board antennal interface with the radio frequency interface of attenuator and radio-frequency communication comprehensive tester, the antenna coupling
Clutch is connected in tuning test by rear board antennal interface with the radio frequency interface that artificial antenna is loaded, the antenna coupler
Connected in test is received by rear board antennal interface with the radio frequency interface of radio-frequency communication comprehensive tester.
Preferably, the HFDR systems test beds include signal converting circuit, control and condition indication circuit and interface
Circuit, the signal converting circuit is used to provide the signal converting between HF transceivers and antenna coupler, the control and shape
State indicating circuit is that HF transceivers and antenna coupler provide discrete input, simulation input and state instruction, the interface circuit
Received for connecting JC AIR test systems and HF transceivers, radio-frequency communication comprehensive tester and HF transceivers and computer and HF
Hair machine is connected.
In one of embodiment, the signal converting circuit includes relay group, toggle switch, indicator lamp and test
Hole, the relay group and toggle switch are used for the 753/719 mode of operation switching for providing HF transceivers.
In one of embodiment, the control and condition indication circuit include insurance, ammeter, toggle switch, current potential
Device and indicator lamp.
In one of embodiment, the interface circuit includes instrument connection, 429 jacks and Q9 sockets, and 429 jack will
JC AIR test systems are connected with the ARINC429 EBIs of HF transceivers, and the Q9 sockets are by radio-frequency communication comprehensive tester
Connected with the COBBAIF of HF transceivers, the instrument connection connects computer with the RS232 EBIs of HF transceivers.
The invention also discloses a kind of method of testing of HFDR test systems, comprise the following steps,
A, beginning, are automatically performed RS232 configuration, complete connection；
B, transmission control command, are tested；
C, test are completed, and test report window shows end, and such as all tests pass through, and correspondence system tray is green and shows
PASS, such as a certain or multinomial test does not pass through, and correspondence system tray is red and shows fault；
D, exit test program, generate test report document.
In one of embodiment, step b is specific as follows,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, returns to status data.
In one of embodiment, step b is specific as follows,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, returns to status data, judges whether VSWR value meets requirement.
In one of embodiment, step b is specific as follows,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, from radio-frequency communication comprehensive tester read test result, judges whether SINAD values meet requirement.
The beneficial effects of the present invention are：
（1）The present invention is simple in construction, with low cost.Wherein involved equipment is the general of aviation radio class product repairing
Equipment, the electronic component involved by testing stand is ordinary electronic component, and its cost of manufacture and maintenance cost are very cheap；
（2）The present invention can test equipment completely outside surrogate, and performance is significantly better than general manual test equipment.Especially show
Write, substantial amounts of Frequency point test can give computer to perform completely, can greatly improve testing efficiency.
Brief description of the drawings
Fig. 1 is test system structure block diagram of the present invention；
Fig. 2 is HFDR systems test beds theory structure schematic diagram of the present invention；
Fig. 3 is HFDR systems test beds signal converting circuit partial schematic diagram of the present invention；
Fig. 4 is that HFDR systems test beds of the present invention are controlled and condition indication circuit partial schematic diagram；
Fig. 5 is HFDR systems test beds interface circuit partial schematic diagram of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
As Figure 1-Figure 5, a kind of HFDR test systems and its method of testing, including HFDR systems test beds, JC AIR
Test system, radio-frequency communication comprehensive tester, attenuator, artificial antenna load, computer, HF transceivers, antenna coupler and
Power supply, the HFDR systems test beds are connected by 429 jacks of front panel with the ARINC429 buses of JC AIR test systems,
The HFDR systems test beds are connected by the Q9 sockets of front panel with the audio port of radio-frequency communication comprehensive tester, described
HFDR systems test beds are connected by the instrument connection of front panel with the RS232 buses of computer, and the HFDR systems test beds lead to
Later the circular joint of panel is connected with HF transceivers, antenna coupler and power supply respectively, and the HF transceivers pass through rear board
Radio frequency interface is connected with the radio frequency interface of antenna coupler front panel, and the antenna coupler passes through rear board in transmitting test
Antennal interface is connected with the radio frequency interface of attenuator and radio-frequency communication comprehensive tester, and the antenna coupler is in tuning test
Connected by rear board antennal interface with the radio frequency interface that artificial antenna is loaded, the antenna coupler passes through in test is received
Rear board antennal interface is connected with the radio frequency interface of radio-frequency communication comprehensive tester.
In the present embodiment, the HFDR systems test beds include signal converting circuit, control and condition indication circuit and connect
Mouthful circuit, the signal converting circuit is used to providing the signal converting between HF transceivers and antenna coupler, the control and
Condition indication circuit is that HF transceivers and antenna coupler provide discrete input, simulation input and state instruction, the interface electricity
Road is used to connect JC AIR test systems and HF transceivers, radio-frequency communication comprehensive tester and HF transceivers and computer and HF
Transceiver is connected.
In the present embodiment, the signal converting circuit includes relay group, toggle switch, indicator lamp and instrument connection, described
Relay group and toggle switch are used for the 753/719 mode of operation switching for providing HF transceivers.
In the present embodiment, the control and condition indication circuit include insurance, ammeter, toggle switch, potentiometer and referred to
Show lamp.
In the present embodiment, the interface circuit includes instrument connection, 429 jacks and Q9 sockets, and 429 jack is by JC AIR
Test system is connected with the ARINC429 EBIs of HF transceivers, and the Q9 sockets receive radio-frequency communication comprehensive tester and HF
The COBBAIF connection of hair machine, the instrument connection connects computer with the RS232 EBIs of HF transceivers.
The invention also discloses a kind of method of testing of HFDR test systems, comprise the following steps,
Step 1: starting, RS232 configuration is automatically performed, connection is completed；
Step 2: sending control command, tested；
Step 3: test complete, test report window show end, such as it is all test pass through, correspondence system tray for green simultaneously
PASS is shown, such as a certain or multinomial test does not pass through, and correspondence system tray is red and shows fault；
Step 4: exiting test program, test report document is generated.
In the present embodiment, step 2 is specific as follows,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, returns to status data.
In the present embodiment, step 2 is specific as follows,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, returns to status data, judges whether VSWR value meets requirement.
In the present embodiment, step 2 is specific as follows,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, from radio-frequency communication comprehensive tester read test result, judges whether SINAD values meet requirement.
Computer controls the output parameter of HF transceivers, antenna coupler by specific test and measure software, and special test is soft
Part is that, using VB as development environment, specific test and measure software sends order line to HF transceivers, antenna coupler by RS232 buses,
Order behavior ASCII character, the order row format of HF transceivers is< LF ><Command name><Parameter 1> … <Parameter><CR>,
The order row format of antenna coupler is<Send telegram title><Parameter 1> … <Parameter><CR>, specific test and measure software it is soft
There is a manual/auto button on part interface, the test pattern for selecting software.
There is an essential information input field in the software interface upper left corner of specific test and measure software, after input correct information, by manually/
Automatic button selects test pattern.In automatic mode, START buttons are pressed, software enters automatic test pattern, by ejection
Prompting frame performs corresponding operation, until test terminates.In a manual mode, press corresponding testing procedure button, then can be with
Perform corresponding test.END buttons are pressed, test program is exited, program can combine the essential information generation test of input automatically
Report file.
Control button described in this method of testing is used for testing and control, and START buttons are test program start button, and auto is pressed
Button is that manual/auto pattern cuts button（Default mode of auto）, end buttons are EP (end of program) button, and TEST MODE buttons are used for
Under manual mode configure antenna coupler working condition, task1-task8 buttons be manual mode under task 1-8 start press
Button.
START buttons are pressed, after task1 status display READY, are operated by the prompt window of ejection, wherein RS232's
Configuration is automatically performed by test software.In test, it is understood that there may be following several situations：
1st, complete after connection, computer sends control command and coupled to HF transceivers and antenna coupler, HF transceivers and antenna
After device receives control command and performed, by status data to computer.This class testing does not need manual intervention.
2nd, in task4 tests, computer sends control command to HF transceivers and antenna coupler, HF transceivers and day
After line coupler receives control command and performed, test result will be sent to computer, computer will determine that VSWR value whether
Meet and require.This class testing is without manual intervention, and test result is by computer automatic decision.In task4, task5, task6,
Need the Frequency point of test individual up to more than 500, receive test result to computer from computer transmission control command and sentenced
Disconnected circulation is, it is necessary to perform more than 500 times.This class testing can greatly improve testing efficiency completely by computer control.
3rd, in task7 tests, computer sends control command to HF transceivers and antenna coupler, HF transceivers and day
After line coupler receives control command and performed, computer can eject prompt window, be integrated according to prompt window from radio-frequency communication
Simultaneously whether artificial judgment SINAD values meet requirement to tester read test result.This class testing needs manual intervention and judgement.
When test is completed, test report window will show " end ", if all tests pass through, system tray is green
Color simultaneously shows PASS, otherwise, and correspondence system tray is red and shows fault.
Embodiment described above only expresses the specific embodiment of the invention, and it describes more specific and detailed, but not
Therefore the limitation to the scope of the claims of the present invention can be interpreted as.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.
Claims (9)
1. a kind of HFDR test systems, it is characterised in that：Including HFDR systems test beds, JC AIR test systems, radio-frequency communication
Comprehensive tester, attenuator, artificial antenna load, computer, HF transceivers, antenna coupler and power supply, the HFDR systems
Testing stand is connected by 429 jacks of front panel with the ARINC429 buses of JC AIR test systems, the HFDR system tests
Platform is connected by the Q9 sockets of front panel with the audio port of radio-frequency communication comprehensive tester, and the HFDR systems test beds pass through
The instrument connection of front panel is connected with the RS232 buses of computer, the circular joint that the HFDR systems test beds pass through rear board
Connected respectively with HF transceivers, antenna coupler and power supply, the HF transceivers are coupled by rear board radio frequency interface with antenna
The radio frequency interface connection of device front panel, the antenna coupler in transmitting test by rear board antennal interface and attenuator and
The radio frequency interface connection of radio-frequency communication comprehensive tester, the antenna coupler passes through rear board antennal interface in tuning test
The radio frequency interface loaded with artificial antenna is connected, and the antenna coupler is in test is received by rear board antennal interface with penetrating
The radio frequency interface connection of frequency communication comprehensive tester.
2. a kind of HFDR test systems according to claim 1, it is characterised in that：The HFDR systems test beds include letter
Number built-up circuit, control and condition indication circuit and interface circuit, the signal converting circuit are used to provide HF transceivers and day
Signal converting between line coupler, it is described to control and condition indication circuit is that HF transceivers and antenna coupler provide discrete defeated
Enter, simulation input and state instruction, the interface circuit is used to connect JC AIR test systems and HF transceivers, radio-frequency communication are comprehensive
Tester is closed to connect with HF transceivers with HF transceivers and computer.
3. a kind of HFDR test systems according to claim 2, it is characterised in that：The signal converting circuit includes relay
Device group, toggle switch, indicator lamp and instrument connection, the relay group and toggle switch are used to provide the 753/719 of HF transceivers
Mode of operation switches.
4. a kind of HFDR test systems according to claim 2, it is characterised in that：The control and condition indication circuit bag
Include insurance, ammeter, toggle switch, potentiometer and indicator lamp.
5. a kind of HFDR test systems according to claim 2, it is characterised in that：The interface circuit include instrument connection,
429 jacks and Q9 sockets, 429 jack connect JC AIR test systems with the ARINC429 EBIs of HF transceivers,
The Q9 sockets connect radio-frequency communication comprehensive tester with the COBBAIF of HF transceivers, and the instrument connection is by computer and HF
The RS232 EBIs connection of transceiver.
6. a kind of method of testing of HFDR test systems, it is characterised in that：Comprise the following steps,
A, beginning, are automatically performed RS232 configuration, complete connection；
B, transmission control command, are tested；
C, test are completed, and test report window shows end, and such as all tests pass through, and correspondence system tray is green and shows
PASS, such as a certain or multinomial test does not pass through, and correspondence system tray is red and shows fault；
D, exit test program, generate test report document.
7. a kind of method of testing of HFDR test systems according to claim 6, it is characterised in that：Step b, specifically such as
Under,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, returns to status data.
8. a kind of method of testing of HFDR test systems according to claim 6, it is characterised in that：Step b, specifically such as
Under,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, returns to status data, judges whether VSWR value meets requirement.
9. a kind of method of testing of HFDR test systems according to claim 6, it is characterised in that：Step b, specifically such as
Under,
Send control command and receive and perform the control received to HF transceivers and antenna coupler, HF transceivers and antenna coupler
System order, from radio-frequency communication comprehensive tester read test result, judges whether SINAD values meet requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710412480.6A CN107294619A (en) | 2017-06-05 | 2017-06-05 | A kind of HFDR test systems and its method of testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710412480.6A CN107294619A (en) | 2017-06-05 | 2017-06-05 | A kind of HFDR test systems and its method of testing |
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| CN102455414A (en) * | 2010-10-18 | 2012-05-16 | 台达电子工业股份有限公司 | Automatic test system and method thereof |
| CN202798738U (en) * | 2012-09-10 | 2013-03-13 | 成都华太航空科技有限公司 | High frequency (HF) transceiver integrated test stand |
| CN203722646U (en) * | 2014-01-09 | 2014-07-16 | 中国商用飞机有限责任公司 | Testing system of very high frequency (VHF) transceiver |
| CN204290977U (en) * | 2014-08-20 | 2015-04-22 | 成都华太航空科技有限公司 | CMU testboard |
| CN104731702A (en) * | 2013-12-23 | 2015-06-24 | 展讯通信（上海）有限公司 | Test system and service side thereof |
| CN206023797U (en) * | 2016-08-31 | 2017-03-15 | 成都华太航空科技有限公司 | A kind of radio altimeter test transceiver platform |
-
2017
- 2017-06-05 CN CN201710412480.6A patent/CN107294619A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455414A (en) * | 2010-10-18 | 2012-05-16 | 台达电子工业股份有限公司 | Automatic test system and method thereof |
| CN202798738U (en) * | 2012-09-10 | 2013-03-13 | 成都华太航空科技有限公司 | High frequency (HF) transceiver integrated test stand |
| CN104731702A (en) * | 2013-12-23 | 2015-06-24 | 展讯通信（上海）有限公司 | Test system and service side thereof |
| CN203722646U (en) * | 2014-01-09 | 2014-07-16 | 中国商用飞机有限责任公司 | Testing system of very high frequency (VHF) transceiver |
| CN204290977U (en) * | 2014-08-20 | 2015-04-22 | 成都华太航空科技有限公司 | CMU testboard |
| CN206023797U (en) * | 2016-08-31 | 2017-03-15 | 成都华太航空科技有限公司 | A kind of radio altimeter test transceiver platform |
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Application publication date: 20171024 |